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Finding the Fourth Proportional to 32,388.28, 44,695.02 and 18,240.28

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Solution

The fourth proportional to 32,388.28, 44,695.02 and 18,240.28 is: 25,171.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    32,388.28 : 44,695.02 = 18,240.28 : x
  2. Step 2: Convert to fraction form
    32,388.28/44,695.02 = 18,240.28/x
  3. Step 3: Cross multiply
    32,388.28x = 44,695.02 × 18,240.28
  4. Step 4: Simplify right side
    32,388.28x = 815,249,679.41
  5. Step 5: Solve for x
    x = 815,249,679.41/32,388.28
  6. Step 6: Final answer
    x = 25,171.13

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.